:root {
    --premium-navy: #101d36;
    --premium-navy-dark: #091326;
    --premium-gold: #c9a45c;
    --premium-gold-light: #e8d3a2;
    --premium-white: #ffffff;
    --premium-bg: #f6f7fa;
    --premium-text: #253047;
    --premium-muted: #748096;
    --premium-border: #e8ebf1;
    --premium-shadow: 0 15px 45px rgba(16, 29, 54, .09);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    color: var(--premium-text);
    background: #fff;
    overflow-x: hidden;
}

a {
    text-decoration: none;
}

.premium-topbar {
    background: var(--premium-navy-dark);
    color: #dce3ef;
    font-size: 12px;
    padding: 9px 0;
}

.premium-topbar a {
    color: #dce3ef;
}

.premium-topbar a:hover {
    color: var(--premium-gold-light);
}

.premium-navbar {
    background: rgba(255,255,255,.98);
    box-shadow: 0 5px 25px rgba(10,25,50,.06);
    padding: 13px 0;
    position: relative;
    z-index: 1000;
}

.premium-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--premium-navy);
    font-weight: 800;
    font-size: 19px;
    line-height: 1.2;
}

.premium-brand img {
    max-height: 55px;
    max-width: 75px;
    object-fit: contain;
}

.premium-brand small {
    display: block;
    color: var(--premium-muted);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 1.2px;
    margin-top: 4px;
}

.premium-navbar .nav-link {
    color: var(--premium-navy);
    font-size: 13px;
    font-weight: 600;
    padding: 12px 10px !important;
    transition: .25s;
}

.premium-navbar .nav-link:hover,
.premium-navbar .nav-link.active {
    color: #b48b42;
}

.premium-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border-radius: 5px;
    padding: 13px 23px;
    font-size: 13px;
    font-weight: 700;
    border: 1px solid transparent;
    transition: .25s ease;
}

.premium-btn-gold {
    background: var(--premium-gold);
    color: var(--premium-navy-dark);
}

.premium-btn-gold:hover {
    background: var(--premium-gold-light);
    color: var(--premium-navy-dark);
    transform: translateY(-2px);
}

.premium-btn-navy {
    background: var(--premium-navy);
    color: #fff;
}

.premium-btn-navy:hover {
    background: var(--premium-navy-dark);
    color: #fff;
    transform: translateY(-2px);
}

.premium-section {
    padding: 85px 0;
}

.premium-section-soft {
    background: var(--premium-bg);
}

.premium-eyebrow {
    color: #ae8540;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.premium-heading {
    color: var(--premium-navy);
    font-size: clamp(28px, 4vw, 43px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1.2px;
}

.premium-lead {
    color: var(--premium-muted);
    font-size: 15px;
    line-height: 1.9;
}

.premium-card {
    height: 100%;
    background: #fff;
    border: 1px solid var(--premium-border);
    border-radius: 9px;
    overflow: hidden;
    transition: .3s ease;
}

.premium-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--premium-shadow);
}

.premium-card-image {
    height: 220px;
    width: 100%;
    object-fit: cover;
}

.premium-card-body {
    padding: 25px;
}

.premium-card h3,
.premium-card h4 {
    color: var(--premium-navy);
    font-weight: 750;
}

.premium-card p {
    color: var(--premium-muted);
    font-size: 13px;
    line-height: 1.8;
}

.premium-footer {
    background: var(--premium-navy-dark);
    color: #c4ccda;
    padding: 75px 0 0;
}

.premium-footer h5 {
    color: #fff;
    font-size: 15px;
    font-weight: 750;
    margin-bottom: 23px;
}

.premium-footer p,
.premium-footer li {
    font-size: 13px;
    line-height: 1.9;
}

.premium-footer a {
    color: #c4ccda;
    transition: .2s;
}

.premium-footer a:hover {
    color: var(--premium-gold-light);
}

.premium-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.premium-footer li {
    margin-bottom: 9px;
}

.premium-footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    margin-top: 55px;
    padding: 22px 0;
    font-size: 12px;
}

.premium-social {
    display: inline-flex;
    width: 34px;
    height: 34px;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    margin-right: 7px;
}

.premium-social:hover {
    background: var(--premium-gold);
    color: var(--premium-navy-dark);
}

.premium-newsletter input {
    min-height: 46px;
    border-radius: 4px;
    border: 0;
    padding: 10px 13px;
    width: 100%;
    margin-bottom: 10px;
}

#aiAssistantBtn {
    position: fixed;
    right: 25px;
    bottom: 25px;
    width: 58px;
    height: 58px;
    border: none;
    border-radius: 50%;
    background: var(--premium-gold);
    color: var(--premium-navy-dark);
    font-size: 23px;
    box-shadow: 0 8px 25px rgba(0,0,0,.2);
    z-index: 2000;
}

#aiChatBox {
    display: none;
    position: fixed;
    right: 25px;
    bottom: 95px;
    width: min(360px, calc(100vw - 30px));
    height: 460px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 15px 55px rgba(0,0,0,.22);
    z-index: 2000;
    overflow: hidden;
}

.ai-chat-header {
    background: var(--premium-navy);
    color: #fff;
    padding: 17px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#aiChatMessages {
    height: 345px;
    overflow-y: auto;
    padding: 15px;
    background: #f7f8fb;
}

.ai-message {
    padding: 10px 13px;
    border-radius: 10px;
    margin-bottom: 12px;
    max-width: 90%;
    font-size: 13px;
    line-height: 1.6;
    white-space: pre-wrap;
}

.ai-message.bot {
    background: #fff;
    border: 1px solid var(--premium-border);
}

.ai-message.user {
    background: var(--premium-navy);
    color: #fff;
    margin-left: auto;
}

.ai-chat-input {
    display: flex;
    border-top: 1px solid var(--premium-border);
}

.ai-chat-input input {
    flex: 1;
    min-width: 0;
    border: 0;
    padding: 13px;
    outline: none;
}

.ai-chat-input button {
    border: 0;
    background: var(--premium-gold);
    padding: 0 18px;
    color: var(--premium-navy-dark);
}

@media(max-width: 991px) {
    .premium-navbar .navbar-collapse {
        padding-top: 15px;
    }

    .premium-navbar .nav-link {
        padding: 10px 0 !important;
    }

    .premium-section {
        padding: 60px 0;
    }
}

@media(max-width: 575px) {
    .premium-topbar {
        text-align: center;
    }

    .premium-brand {
        font-size: 15px;
    }

    .premium-brand img {
        max-height: 43px;
        max-width: 58px;
    }

    #aiAssistantBtn {
        right: 15px;
        bottom: 15px;
    }

    #aiChatBox {
        right: 15px;
        bottom: 85px;
    }
}